(1) On the ascending side of the lift, all landings shall have a beveled guard or cone that meets the following requirements:

(a) Where possible, a cone shall make an angle with the horizontal of at least 45 degrees. A cone angle of 60 degrees or more shall be used where ceiling heights permit.

(b) Where possible, the guard or cone shall extend at least 42 in. outward from any belt handhold. A guard or cone shall not extend beyond the upper surface of the floor above.

(c) A cone shall be built of sheet steel (at least No. 18 U.S. gauge) or any material of equivalent strength or stiffness. The lower edge of a cone shall be rolled to a minimum diameter of 1/2 in. The interior of a cone shall be smooth with no protruding rivets, bolts, or screws.

(2) All obstructions shall be guarded just like floor openings with the same minimum distances observed.